python之socket运用2详解编程语言

import socket 
ip_port = ("127.0.0.1",3000) 
sk = socket.socket() 
sk.connect(ip_port) 
sk.sendall(bytes("请求占领地球",encoding="utf-8")) 
server_replay = sk.recv(1024) 
print(str(server_replay,encoding="utf-8")) 
while True: 
    client_input = input(">>client:").strip() 
    sk.sendall(bytes(client_input,encoding="utf-8")) 
    server_replay = sk.recv(1024) 
    print(">>server:",str(server_replay,encoding="utf-8")) 
sk.close() 

import socket 
ip_bind = ("127.0.0.1",3000) 
sk = socket.socket() 
sk.bind(ip_bind) 
sk.listen(5) 
while True: 
    print("server is waiting.....") 
    conn,add = sk.accept() 
    client_data = conn.recv(1024) 
    print(str(client_data,encoding="utf-8")) 
    conn.sendall(bytes("不要不要回答，不要回答，不要回答",encoding="utf-8")) 
    while True: 
        try: 
            client_data = conn.recv(1024) 
            print(">>client:",str(client_data,encoding="utf-8")) 
        except Exception: 
            print("connection is failed") 
            break 
        server_reply = input("server>>:").strip() 
        conn.sendall(bytes(server_reply,encoding="utf-8")) 
    conn.close()